Finite Group Databasebeta

#13026274

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC5×#551 ⋊ C4
SylowC5 ⋊ #12754

Subgroups

subgroupG/H
centerC2#10605017
commutatorC2×C5×D4C22×C4
FrattiniC2×D4C22×AGL(1,𝔽5)
FittingC5×#551C4
socleC2×C5#1790
prime radical#10618721C2
cosocleC2×D4×D5C23
hypercenter#551AGL(1,𝔽5)
hypocenterC5#12754
LCSG ▷ C2×C5×D4 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C22 ◁ C2×D4 ◁ #551

782 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 782 conjugacy classes of subgroups — too many to draw. Only its 86 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 160

Polycyclic presentation:

2^8,5|a^2=f,c^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^2,e^b=egh,f^b=fg,d^c=dg,e^d=eh,f^d=fh,i^f=i^4

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1096542);